CVE-2018-17795 — Out-of-bounds Write in Tiff

CWE-787 — Out-of-bounds WriteCWE-122 — Heap-based Buffer Overflow6 documents6 sources
Severity
8.8HIGHNVD
EPSS
1.5%
top 18.69%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Debian TiffLibtiff
Timeline
PublishedSep 30
Latest updateMay 13

Description

The function t2p_write_pdf in tiff2pdf.c in LibTIFF 4.0.9 and earlier allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted TIFF file, a similar issue to CVE-2017-9935.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages2 packages

▶NVDlibtiff/libtiff4.0.9
▶debiandebian/tiff< tiff 4.0.9-2 (bookworm)

🔴Vulnerability Details

2
GHSA
GHSA-96fq-9mpq-xgqj: The function t2p_write_pdf in tiff2pdf↗2022-05-13
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OSV
CVE-2018-17795: The function t2p_write_pdf in tiff2pdf↗2018-09-30
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📋Vendor Advisories

2
Red Hat
libtiff: Heap-based buffer overflow in tiff2pdf.c:t2p_write_pdf()↗2018-10-02
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Debian
CVE-2018-17795: tiff - The function t2p_write_pdf in tiff2pdf.c in LibTIFF 4.0.9 and earlier allows rem...↗2018
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💬Community

1
Bugzilla
CVE-2018-17795 libtiff: Heap-based buffer overflow in tiff2pdf.c:t2p_write_pdf()↗2018-10-02
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