CVE-2020-18831 — Out-of-bounds Write in Exiv2

CWE-787 — Out-of-bounds Write5 documents5 sources
Severity
7.8HIGHNVD
EPSS
0.8%
top 25.91%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Exiv2Debian Exiv2
Timeline
PublishedAug 22

Description

Buffer Overflow vulnerability in tEXtToDataBuf function in pngimage.cpp in Exiv2 0.27.1 allows remote attackers to cause a denial of service and other unspecified impacts via use of crafted file.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages3 packages

▶debiandebian/exiv2< exiv2 0.27.2-6 (bookworm)
▶Debianexiv2/exiv2< 0.27.2-6+3
▶NVDexiv2/exiv20.27.1

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
CVEList
CVE-2020-18831: Buffer Overflow vulnerability in tEXtToDataBuf function in pngimage↗2023-08-22
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GHSA
GHSA-xwp4-phw7-5mfh: Buffer Overflow vulnerability in tEXtToDataBuf function in pngimage↗2023-08-22
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OSV
CVE-2020-18831: Buffer Overflow vulnerability in tEXtToDataBuf function in pngimage↗2023-08-22
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📋Vendor Advisories

1
Debian
CVE-2020-18831: exiv2 - Buffer Overflow vulnerability in tEXtToDataBuf function in pngimage.cpp in Exiv2...↗2020
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