CVE-2017-7483
CVE-2017-7483 is a high-severity vulnerability in Rxvt Project Rxvt 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-125.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 2% (80th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-125
- Affected product: Rxvt Project Rxvt
- Published:
- Last modified:
Description
Rxvt 2.7.10 is vulnerable to a denial of service attack by passing the value -2^31 inside a terminal escape code, which results in a non-invertible integer that eventually leads to a segfault due to an out of bounds read.
Frequently asked questions
- What is CVE-2017-7483?
- Rxvt 2.7.10 is vulnerable to a denial of service attack by passing the value -2^31 inside a terminal escape code, which results in a non-invertible integer that eventually leads to a segfault due to an out of bounds read.
- How severe is CVE-2017-7483?
- CVE-2017-7483 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-2017-7483 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-2017-7483?
- CVE-2017-7483 primarily affects Rxvt Project Rxvt. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2017-7483?
- 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-2017-7483 published?
- CVE-2017-7483 was published on 2017-05-02 and last updated on 2026-06-17.
References
- http://www.openwall.com/lists/oss-security/2017/05/01/15
- http://www.openwall.com/lists/oss-security/2017/05/01/18
- https://lists.debian.org/debian-lts-announce/2021/06/msg00012.html
Affected products (2)
- cpe:2.3:a:rxvt_project:rxvt:-:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
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