Vulnerability Monitor

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CVE-2020-26208

JHEAD is a simple command line tool for displaying and some manipulation of EXIF header data embedded in Jpeg images from digital cameras. In affected versions there is a heap-buffer-overflow on jhead-3.04/jpgfile.c:285 ReadJpegSections. Crafted jpeg images can be provided to the user resulting in a program crash or potentially incorrect exif information retrieval. Users are advised to upgrade. There is no known workaround for this issue.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.3, requiring local system access to exploit with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts limited data confidentiality, limited integrity, and limited availability for affected systems. Impacting 1 product from jhead_project organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2022, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.

Published

2022-02-02T12:15:07.783

Last Modified

2026-06-17T03:07:49.580

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:N/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

4.9

Weaknesses

Type: Primary
CWE-787
Type: Secondary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	jhead_project	jhead	< 3.04	Yes

References

https://bugs.launchpad.net/ubuntu/+source/jhead/+bug/1900821 Exploit, Third Party Advisory ([email protected])
https://github.com/F-ZhaoYang/jhead/commit/5186ddcf9e35a7aa0ff0539489a930434a1325f4 Patch, Third Party Advisory ([email protected])
https://github.com/F-ZhaoYang/jhead/security/advisories/GHSA-7pr6-xq4f-qhgc Exploit, Third Party Advisory ([email protected])
https://github.com/Matthias-Wandel/jhead/issues/7 Patch, Third Party Advisory ([email protected])
https://bugs.launchpad.net/ubuntu/+source/jhead/+bug/1900821 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/F-ZhaoYang/jhead/commit/5186ddcf9e35a7aa0ff0539489a930434a1325f4 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/F-ZhaoYang/jhead/security/advisories/GHSA-7pr6-xq4f-qhgc Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/Matthias-Wandel/jhead/issues/7 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For jhead_project's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.