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Fencer Vulns
medium 4.3

CVE-2009-2285 json

Buffer underflow in the LZWDecodeCompat function in libtiff 3.8.2 allows context-dependent attackers to cause a denial of service (crash) v…

published 2009-07-01 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-2281

cvss
4.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
8.9%
EPSS 8.9% chance of exploitation in 30 days, percentile 95%
public exploits
2
Exploit-DB

Summary

Buffer underflow in the LZWDecodeCompat function in libtiff 3.8.2 allows context-dependent attackers to cause a denial of service (crash) via a crafted TIFF image, a different vulnerability than CVE-2008-2327.

Patch / fix

  • tiff Debian 14, Debian 13, Debian 12 3.8.2-12

debian advisories DEBIAN-CVE-2009-2285

  • libtiff RHEL 3 3.5.7-33.el3
  • libtiff RHEL 4 3.6.1-12.el4_8.4
  • libtiff RHEL 5 3.8.2-7.el5_3.4

red hat advisories RHSA-2009:1159

  • tiff openSUSE Tumbleweed 4.0.7-1.1

opensuse advisories openSUSE-SU-2024:10554-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2009-2285 updated cvss 5.0

libtiff: LZWDecodeCompat underflow

  • Red Hat Desktop version 3 libtiff 3.5.7-33.el3 Red Hat Enterprise Linux (v. 5 server) libtiff 3.8.2-7.el5_3.4 Red Hat Enterprise Linux AS version 3 libtiff 3.5.7-33.el3 Red Hat Enterprise Linux AS version 4 libtiff 3.6.1-12.el4_8.4 Red Hat Enterprise Linux Desktop (v. 5 client) libtiff 3.8.2-7.el5_3.4 Red Hat Enterprise Linux Desktop version 4 libtiff 3.6.1-12.el4_8.4
    +5 more products
    Red Hat Enterprise Linux Desktop Workstation (v. 5 client) libtiff 3.8.2-7.el5_3.4 Red Hat Enterprise Linux ES version 3 libtiff 3.5.7-33.el3 Red Hat Enterprise Linux ES version 4 libtiff 3.6.1-12.el4_8.4 Red Hat Enterprise Linux WS version 3 libtiff 3.5.7-33.el3 Red Hat Enterprise Linux WS version 4 libtiff 3.6.1-12.el4_8.4
    fixed: vendor fix RHSA-2009:1159

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (EDB-33049)
  2. Published

Exploit prediction

8.95% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-33049 LibTIFF 3.8.2 - 'LZWDecodeCompat()' Remote Buffer Underflow dos, 2009-05-21
  • EDB-10205 LibTIFF - 'LZWDecodeCompat()' Remote Buffer Underflow dos, 2009-11-12
  • bugzilla.maptools.org http://bugzilla.maptools.org/show_bug.cgi?id=2065 referenced PoC, tagged "exploit" by a source, unverified
  • openwall.com http://www.openwall.com/lists/oss-security/2009/06/22/1 referenced PoC, tagged "exploit" by a source, unverified
  • lan.st http://www.lan.st/showthread.php?t=1856&page=3 referenced PoC, tagged "exploit" by a source, unverified
  • bugs.launchpad.net https://bugs.launchpad.net/ubuntu/+source/tiff/+bug/380149 referenced PoC, tagged "exploit" by a source, unverified
  • openwall.com http://www.openwall.com/lists/oss-security/2009/06/29/5 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.