CVE-2012-2837

Libexif vulnerability

CVSS

5.0

EPSS

3.9%

EPSS pct

89th

Exploited

No known

The mnote_olympus_entry_get_value function in olympus/mnote-olympus-entry.c in the EXIF Tag Parsing Library (aka libexif) before 0.6.21 allows remote attackers to cause a denial of service (divide-by-zero error) via an image with crafted EXIF tags that are not properly handled during the formatting of EXIF maker note tags.

Affected vendor

Libexif Project

Affected product

Libexif

CVSS vector

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

Weakness type (CWE)

CWE-189

Published

2012-07-13

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no authentication. Successful exploitation leads to partial impact to availability.

Its EPSS score of 3.9% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 89% of all scored CVEs.

Check your external exposure to CVE-2012-2837

Confirm whether Libexif Project Libexif is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2012-2837.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2012-2837

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2012-2837 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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