CVE-2017-11553

CVE-2017-11553 is a high-severity vulnerability in Exiv2 with a CVSS 3.x base score of 7.5. 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-20.

Key facts

Description

There is an illegal address access in the extend_alias_table function in localealias.c of Exiv2 0.26. A crafted input will lead to remote denial of service.

Frequently asked questions

What is CVE-2017-11553?
There is an illegal address access in the extend_alias_table function in localealias.c of Exiv2 0.26. A crafted input will lead to remote denial of service.
How severe is CVE-2017-11553?
CVE-2017-11553 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-11553 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-11553?
CVE-2017-11553 affects Exiv2. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-11553?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-11553 published?
CVE-2017-11553 was published on 2017-07-23 and last updated on 2026-06-17.

References

Affected products (1)

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