SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2011-3170

The gif_read_lzw function in filter/image-gif.c in CUPS 1.4.8 and earlier does not properly handle the first code word in an LZW stream, which allows remote attackers to trigger a heap-based buffer overflow, and possibly execute arbitrary code, via a…

MEDIUM 5.1EPSS 3.95%

Does this matter?

Lower severity and a low EPSS score (3.95%). Track it; it rarely justifies an emergency change on its own.

Description

The gif_read_lzw function in filter/image-gif.c in CUPS 1.4.8 and earlier does not properly handle the first code word in an LZW stream, which allows remote attackers to trigger a heap-based buffer overflow, and possibly execute arbitrary code, via a crafted stream, a different vulnerability than CVE-2011-2896.

CVSS 2.0
5.1 MEDIUMAV:N/AC:H/Au:N/C:P/I:P/A:P
EPSS
3.95% probability · 90th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-119
Affected
apple/cups
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 3.95%26 October 202626 October 2026

EPSS 3.9% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.