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CVE-2023-26733

Buffer Overflow vulnerability found in tinyTIFF v.3.0 allows a local attacker to cause a denial...

7.8 High

Buffer Overflow vulnerability found in tinyTIFF v.3.0 allows a local attacker to cause a denial of service via the TinyTiffReader_readNextFrame function in tinytiffreader.c file.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.35%Up 0.3 points since Apr 5, 2023
90%50%10%1%

What each source reports

NVD Score used 7.8

Buffer Overflow vulnerability found in tinyTIFF v.3.0 allows a local attacker to cause a denial of service via the TinyTiffReader_readNextFrame function in tinytiffreader.c file.

Record
CVE-2023-26733
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-120
Updated
2026-11-02
CVE List 7.8

Buffer Overflow vulnerability found in tinyTIFF v.3.0 allows a local attacker to cause a denial of service via the TinyTiffReader_readNextFrame function in tinytiffreader.c file.

Record
CVE-2023-26733
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-120
Updated
2026-11-02
EUVDEUVD-2023-30528 7.8

Buffer Overflow vulnerability found in tinyTIFF v.3.0 allows a local attacker to cause a denial of service via the TinyTiffReader_readNextFrame function in tinytiffreader.c file.

Record
EUVD-2023-30528
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-03
GitHub AdvisoriesGHSA-x6cc-r4w4-6rjq 7.8

Buffer Overflow vulnerability found in tinyTIFF v.3.0 allows a local attacker to cause a denial...

Buffer Overflow vulnerability found in tinyTIFF v.3.0 allows a local attacker to cause a denial of service via the TinyTiffReader_readNextFrame function in tinytiffreader.c file.

Record
GHSA-x6cc-r4w4-6rjq
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-120
Updated
2026-11-02
OSV 7.8

Buffer Overflow vulnerability found in tinyTIFF v.3.0 allows a local attacker to cause a denial of service via the TinyTiffReader_readNextFrame function in tinytiffreader.c file.

Record
CVE-2023-26733
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-26733 is a high vulnerability (CVSS 7.8) in Tinytiff Project Tinytiff, published April 4, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.35%, the 29th percentile. No source names a fixed version.

References

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