CVE-2018-7174
CVE-2018-7174 is a medium-severity vulnerability in Xpdfreader Xpdf with a CVSS 3.x base score of 5.5. 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-835.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (54th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-835
- Affected product: Xpdfreader Xpdf
- Published:
- Last modified:
Description
An issue was discovered in xpdf 4.00. An infinite loop in XRef::Xref allows an attacker to cause denial of service because loop detection exists only for tables, not streams.
Frequently asked questions
- What is CVE-2018-7174?
- An issue was discovered in xpdf 4.00. An infinite loop in XRef::Xref allows an attacker to cause denial of service because loop detection exists only for tables, not streams.
- How severe is CVE-2018-7174?
- CVE-2018-7174 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2018-7174 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-7174?
- CVE-2018-7174 affects Xpdfreader Xpdf. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-7174?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2018-7174 published?
- CVE-2018-7174 was published on 2018-02-15 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:xpdfreader:xpdf:4.00:*:*:*:*:*:*:*
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