TI-2017-08904 Aliases CVE-2017-12111 GHSA-xvh5-6cc5-gv2q

Out-of-bounds write in libxls

MEDIUM 42CWE-787Published 2017-11-20 · Updated 2024-09-16

Key facts

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

Attack profile from CVSS 3.0 · CNA. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.

Summary

An exploitable out-of-bounds vulnerability exists in the xls_addCell function of libxls 1.4. A specially crafted XLS file with a formula record can cause memory corruption resulting in remote code execution. An attacker can send a malicious XLS file to trigger this vulnerability.

Why it matters now

EPSS 0.02153 82nd 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

Vendor	Product	Affected versions	Fixed in	Status	Source
libxls	libxls	1.4	—	No fix listed	CNA

libxls Vendorlibxls Affected 1.4 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:libxls_project:libxls:1.4:::::::*	1.4	Vulnerable	libxls

cpe:2.3:a:libxls_project:libxls:1.4:*:*:*:*:*:*:* Versions 1.4 Vulnerable ·libxls

Remediation

No fixed version listed by the sources yet.

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

Advisory · 2017-11-20
libxls — DSA-4173
5 records Highest priority Priority MEDIUM 2 MEDIUM, 3 LOW
Other records, highest priority first
- TI-2017-08903 Integer overflow in libxlsPriority MEDIUM 42
- TI-2017-02139 Out-of-bounds write in libxlsPriority LOW 38
- TI-2017-02117 Out-of-bounds write in libxlsPriority LOW 38
Show all 5 records → Advisory →

Vendor assessments

Red Hat

Red Hat's page for this CVE →

Not affected: 1 product

Red Hat

Timeline

2026-10-02 Threatist record created from CVE-2017-12111
2026-10-03 Alias added: GHSA-xvh5-6cc5-gv2q

References

Advisory 3

TI-2026-21391 libxls through version 1.6.3 contains a use of uninitialized memory vulnerability in the… CVSS 3.1MEDIUM 6.5
TI-2023-20133 Buffer Overflow vulnerability in libxlsv.1.6.2 allows a remote attacker to execute… CVSS 3.1MEDIUM 6.5
TI-2023-20132 Buffer Overflow vulnerability in libxlsv.1.6.2 allows a remote attacker to execute… CVSS 3.1MEDIUM 6.5
TI-2023-20131 Buffer Overflow vulnerability in libxlsv.1.6.2 allows a remote attacker to execute… CVSS 3.1MEDIUM 6.5
TI-2023-20130 Buffer Overflow vulnerability in libxlsv.1.6.2 allows a remote attacker to execute… CVSS 3.1MEDIUM 6.5
TI-2023-20128 Buffer Overflow vulnerability in libxlsv.1.6.2 allows a remote attacker to execute… CVSS 3.1MEDIUM 6.5

See all 19 →

Sources

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