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TI-2020-15607 Aliases CVE-2020-25579GHSA-v643-f5w3-73rg

Missing initialization of resource in FreeBSD

Priority LOW 26CWE-909Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

In FreeBSD 12.2-STABLE before r368969, 11.4-STABLE before r369047, 12.2-RELEASE before p3, 12.1-RELEASE before p13 and 11.4-RELEASE before p7 msdosfs(5) was failing to zero-fill a pair of padding fields in the dirent structure, resulting in a leak of three uninitialized bytes.

Why it matters now

EPSS 0.01117 66th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
—FreeBSDFreeBSD 12.2-RELEASE before p3, 12.1-RELEASE before p13, 11.4-RELEASE before p7—No fix listedCNA
  • FreeBSD Vendor— Affected FreeBSD 12.2-RELEASE before p3, 12.1-RELEASE before p13, 11.4-RELEASE before p7 Fixed in — No fix listed CNA

CPE configurations NVD · 23

CPEVersionsRoleVendor
cpe:2.3:o:freebsd:freebsd:11.4:-:*:*:*:*:*:*11.4VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:11.4:p1:*:*:*:*:*:*11.4 p1VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:11.4:p2:*:*:*:*:*:*11.4 p2VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:11.4:p3:*:*:*:*:*:*11.4 p3VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:11.4:p4:*:*:*:*:*:*11.4 p4VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:11.4:p5:*:*:*:*:*:*11.4 p5VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:11.4:p6:*:*:*:*:*:*11.4 p6VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:12.1:-:*:*:*:*:*:*12.1VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:12.1:p1:*:*:*:*:*:*12.1 p1VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:12.1:p10:*:*:*:*:*:*12.1 p10VulnerableFreeBSD
  • cpe:2.3:o:freebsd:freebsd:11.4:-:*:*:*:*:*:* Versions 11.4 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:11.4:p1:*:*:*:*:*:* Versions 11.4 p1 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:11.4:p2:*:*:*:*:*:* Versions 11.4 p2 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:11.4:p3:*:*:*:*:*:* Versions 11.4 p3 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:11.4:p4:*:*:*:*:*:* Versions 11.4 p4 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:11.4:p5:*:*:*:*:*:* Versions 11.4 p5 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:11.4:p6:*:*:*:*:*:* Versions 11.4 p6 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:12.1:-:*:*:*:*:*:* Versions 12.1 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:12.1:p1:*:*:*:*:*:* Versions 12.1 p1 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:12.1:p10:*:*:*:*:*:* Versions 12.1 p10 Vulnerable ·FreeBSD
Show 13 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:freebsd:freebsd:12.1:p11:*:*:*:*:*:*12.1 p11VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:12.1:p12:*:*:*:*:*:*12.1 p12VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:12.1:p2:*:*:*:*:*:*12.1 p2VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:12.1:p3:*:*:*:*:*:*12.1 p3VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:12.1:p4:*:*:*:*:*:*12.1 p4VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:12.1:p5:*:*:*:*:*:*12.1 p5VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:12.1:p6:*:*:*:*:*:*12.1 p6VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:12.1:p7:*:*:*:*:*:*12.1 p7VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:12.1:p8:*:*:*:*:*:*12.1 p8VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:12.1:p9:*:*:*:*:*:*12.1 p9VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:12.2:-:*:*:*:*:*:*12.2VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:12.2:p1:*:*:*:*:*:*12.2 p1VulnerableFreeBSD
cpe:2.3:o:freebsd:freebsd:12.2:p2:*:*:*:*:*:*12.2 p2VulnerableFreeBSD
  • cpe:2.3:o:freebsd:freebsd:12.1:p11:*:*:*:*:*:* Versions 12.1 p11 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:12.1:p12:*:*:*:*:*:* Versions 12.1 p12 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:12.1:p2:*:*:*:*:*:* Versions 12.1 p2 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:12.1:p3:*:*:*:*:*:* Versions 12.1 p3 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:12.1:p4:*:*:*:*:*:* Versions 12.1 p4 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:12.1:p5:*:*:*:*:*:* Versions 12.1 p5 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:12.1:p6:*:*:*:*:*:* Versions 12.1 p6 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:12.1:p7:*:*:*:*:*:* Versions 12.1 p7 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:12.1:p8:*:*:*:*:*:* Versions 12.1 p8 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:12.1:p9:*:*:*:*:*:* Versions 12.1 p9 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:12.2:-:*:*:*:*:*:* Versions 12.2 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:12.2:p1:*:*:*:*:*:* Versions 12.2 p1 Vulnerable ·FreeBSD
  • cpe:2.3:o:freebsd:freebsd:12.2:p2:*:*:*:*:*:* Versions 12.2 p2 Vulnerable ·FreeBSD

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-25579
  2. 2026-10-03 Alias added: GHSA-v643-f5w3-73rg

References

Advisory 2

  • TI-2011-04182 Buffer overflow in libtelnet/encrypt.c in telnetd in FreeBSD 7.3 through 9.0, MIT… CVSS 2.0HIGH 10.0
  • TI-2007-03684 Integer overflow in print-bgp.c in the BGP dissector in tcpdump 3.9.6 and earlier allows… CVSS 3.1CRITICAL 9.8
  • TI-2002-00376 Integer overflow in xdr_array function in RPC servers for operating systems that use… CVSS 3.1CRITICAL 9.8
  • TI-2024-05929 Openssh: regresshion - race condition in ssh allows rce/dos CVSS 3.1HIGH 8.1
  • TI-2003-00437 Off-by-one error in the fb_realpath() function, as derived from the realpath function in… CVSS 3.1CRITICAL 9.8
  • TI-2003-00642 The prescan function in Sendmail 8.12.9 allows remote attackers to execute arbitrary code… CVSS 2.0HIGH 10.0
See all 576 →

Sources

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