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TI-2023-17035 Aliases CVE-2023-34193GHSA-r49f-h295-cg9m

File Upload vulnerability in Zimbra ZCS 8.8.15 allows an authenticated privileged user to…

Priority MEDIUM 42CWE-434Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-434.

Summary

File Upload vulnerability in Zimbra ZCS 8.8.15 allows an authenticated privileged user to execute arbitrary code and obtain sensitive information via the ClientUploader function.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01169 67th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 37

CPEVersionsRoleVendor
cpe:2.3:a:zimbra:collaboration:8.8.15:-:*:*:*:*:*:*8.8.15VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p1:*:*:*:*:*:*8.8.15 p1VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p10:*:*:*:*:*:*8.8.15 p10VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p11:*:*:*:*:*:*8.8.15 p11VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p12:*:*:*:*:*:*8.8.15 p12VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p13:*:*:*:*:*:*8.8.15 p13VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p14:*:*:*:*:*:*8.8.15 p14VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p15:*:*:*:*:*:*8.8.15 p15VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p16:*:*:*:*:*:*8.8.15 p16VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p17:*:*:*:*:*:*8.8.15 p17VulnerableZimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:-:*:*:*:*:*:* Versions 8.8.15 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p1:*:*:*:*:*:* Versions 8.8.15 p1 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p10:*:*:*:*:*:* Versions 8.8.15 p10 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p11:*:*:*:*:*:* Versions 8.8.15 p11 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p12:*:*:*:*:*:* Versions 8.8.15 p12 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p13:*:*:*:*:*:* Versions 8.8.15 p13 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p14:*:*:*:*:*:* Versions 8.8.15 p14 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p15:*:*:*:*:*:* Versions 8.8.15 p15 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p16:*:*:*:*:*:* Versions 8.8.15 p16 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p17:*:*:*:*:*:* Versions 8.8.15 p17 Vulnerable ·Zimbra
Show 27 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:zimbra:collaboration:8.8.15:p18:*:*:*:*:*:*8.8.15 p18VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p19:*:*:*:*:*:*8.8.15 p19VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p2:*:*:*:*:*:*8.8.15 p2VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p20:*:*:*:*:*:*8.8.15 p20VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p21:*:*:*:*:*:*8.8.15 p21VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p22:*:*:*:*:*:*8.8.15 p22VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p23:*:*:*:*:*:*8.8.15 p23VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p24:*:*:*:*:*:*8.8.15 p24VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p25:*:*:*:*:*:*8.8.15 p25VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p26:*:*:*:*:*:*8.8.15 p26VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p27:*:*:*:*:*:*8.8.15 p27VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p28:*:*:*:*:*:*8.8.15 p28VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p29:*:*:*:*:*:*8.8.15 p29VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p3:*:*:*:*:*:*8.8.15 p3VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p30:*:*:*:*:*:*8.8.15 p30VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p31:*:*:*:*:*:*8.8.15 p31VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p32:*:*:*:*:*:*8.8.15 p32VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p33:*:*:*:*:*:*8.8.15 p33VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p34:*:*:*:*:*:*8.8.15 p34VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p35:*:*:*:*:*:*8.8.15 p35VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p37:*:*:*:*:*:*8.8.15 p37VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p4:*:*:*:*:*:*8.8.15 p4VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p5:*:*:*:*:*:*8.8.15 p5VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p6:*:*:*:*:*:*8.8.15 p6VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p7:*:*:*:*:*:*8.8.15 p7VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p8:*:*:*:*:*:*8.8.15 p8VulnerableZimbra
cpe:2.3:a:zimbra:collaboration:8.8.15:p9:*:*:*:*:*:*8.8.15 p9VulnerableZimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p18:*:*:*:*:*:* Versions 8.8.15 p18 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p19:*:*:*:*:*:* Versions 8.8.15 p19 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p2:*:*:*:*:*:* Versions 8.8.15 p2 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p20:*:*:*:*:*:* Versions 8.8.15 p20 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p21:*:*:*:*:*:* Versions 8.8.15 p21 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p22:*:*:*:*:*:* Versions 8.8.15 p22 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p23:*:*:*:*:*:* Versions 8.8.15 p23 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p24:*:*:*:*:*:* Versions 8.8.15 p24 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p25:*:*:*:*:*:* Versions 8.8.15 p25 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p26:*:*:*:*:*:* Versions 8.8.15 p26 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p27:*:*:*:*:*:* Versions 8.8.15 p27 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p28:*:*:*:*:*:* Versions 8.8.15 p28 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p29:*:*:*:*:*:* Versions 8.8.15 p29 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p3:*:*:*:*:*:* Versions 8.8.15 p3 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p30:*:*:*:*:*:* Versions 8.8.15 p30 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p31:*:*:*:*:*:* Versions 8.8.15 p31 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p32:*:*:*:*:*:* Versions 8.8.15 p32 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p33:*:*:*:*:*:* Versions 8.8.15 p33 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p34:*:*:*:*:*:* Versions 8.8.15 p34 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p35:*:*:*:*:*:* Versions 8.8.15 p35 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p37:*:*:*:*:*:* Versions 8.8.15 p37 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p4:*:*:*:*:*:* Versions 8.8.15 p4 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p5:*:*:*:*:*:* Versions 8.8.15 p5 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p6:*:*:*:*:*:* Versions 8.8.15 p6 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p7:*:*:*:*:*:* Versions 8.8.15 p7 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p8:*:*:*:*:*:* Versions 8.8.15 p8 Vulnerable ·Zimbra
  • cpe:2.3:a:zimbra:collaboration:8.8.15:p9:*:*:*:*:*:* Versions 8.8.15 p9 Vulnerable ·Zimbra

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-34193
  2. 2026-10-03 Alias added: GHSA-r49f-h295-cg9m

References

Advisory 2

Other 1

  • TI-2024-18266 An issue was discovered in Zimbra Collaboration (ZCS) 9.0 and 10.0. KEVCVSS 3.1MEDIUM 6.1
  • TI-2024-30553 An issue was discovered in Zimbra Collaboration (ZCS) 10.1.x before 10.1.1, 10.0.x before… CVSS 3.1HIGH 8.8
  • TI-2022-13998 Zimbra Collaboration Open Source 8.8.15 does not encrypt the initial-login randomly… CVSS 3.1CRITICAL 9.8
  • TI-2023-13772 An issue in Zimbra Collaboration ZCS v.8.8.15 and v.9.0 allows an attacker to execute… CVSS 3.1CRITICAL 9.8
  • TI-2023-13771 An issue in Zimbra Collaboration (ZCS) v.8.8.15 and v.9.0 allows a remote attacker to… CVSS 3.1CRITICAL 9.8
  • TI-2023-27722 Zimbra Collaboration before Kepler 9.0.0 Patch 38 GA allows DOM-based JavaScript injection in the Modern UI. CVSS 3.1CRITICAL 9.1
See all 40 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences