How severe is CVE-2018-8977?

CVE-2018-8977 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2018-8977 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-8977?

CVE-2018-8977 affects Exiv2. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-8977?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-8977 published?

CVE-2018-8977 was published on 2018-03-25 and last updated on 2026-06-17.

CVE-2018-8977

CVE-2018-8977 is a medium-severity vulnerability in Exiv2 with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 4.3
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Exiv2
Published: 2018-03-25
Last modified: 2026-06-17

Description

In Exiv2 0.26, the Exiv2::Internal::printCsLensFFFF function in canonmn_int.cpp allows remote attackers to cause a denial of service (invalid memory access) via a crafted file.

Frequently asked questions

What is CVE-2018-8977?: In Exiv2 0.26, the Exiv2::Internal::printCsLensFFFF function in canonmn_int.cpp allows remote attackers to cause a denial of service (invalid memory access) via a crafted file.
How severe is CVE-2018-8977?: CVE-2018-8977 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2018-8977 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-8977?: CVE-2018-8977 affects Exiv2. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-8977?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-8977 published?: CVE-2018-8977 was published on 2018-03-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:exiv2:exiv2:0.26:*:*:*:*:*:*:*

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