CVE-2018-12495
CVE-2018-12495 is a medium-severity vulnerability in Discount Project Discount 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-125.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 4.3
- EPSS exploit prediction: 2% (76th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-125
- Affected product: Discount Project Discount
- Published:
- Last modified:
Description
The quoteblock function in markdown.c in libmarkdown.a in DISCOUNT 2.2.3a allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted file.
Frequently asked questions
- What is CVE-2018-12495?
- The quoteblock function in markdown.c in libmarkdown.a in DISCOUNT 2.2.3a allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted file.
- How severe is CVE-2018-12495?
- CVE-2018-12495 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-2018-12495 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-12495?
- CVE-2018-12495 primarily affects Discount Project Discount. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2018-12495?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2018-12495 published?
- CVE-2018-12495 was published on 2018-06-15 and last updated on 2026-06-17.
References
- https://github.com/Orc/discount/issues/189#issuecomment-397541501
- https://lists.debian.org/debian-lts-announce/2018/09/msg00009.html
- https://www.debian.org/security/2018/dsa-4293
Affected products (3)
- cpe:2.3:a:discount_project:discount:2.2.3:a:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
More vulnerabilities in Discount Project Discount
- CVE-2018-11504 — Medium (CVSS 5.5): The islist function in markdown.c in libmarkdown.a in DISCOUNT 2.2.3a allows remote attackers to cause a denial of…
- CVE-2018-11503 — Medium (CVSS 5.5): The isfootnote function in markdown.c in libmarkdown.a in DISCOUNT 2.2.3a allows remote attackers to cause a denial of…
- CVE-2018-11468 — Medium (CVSS 5.5): The __mkd_trim_line function in mkdio.c in libmarkdown.a in DISCOUNT 2.2.3a allows remote attackers to cause a denial…
All CVEs affecting Discount Project Discount →
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