CVE-2007-2836
CVE-2007-2836 is a medium-severity vulnerability in Hiki with a CVSS 2.0 base score of 6.4. 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-22.
Key facts
- Severity: Medium (CVSS 2.0 base score 6.4)
- EPSS exploit prediction: 2% (82nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Hiki
- Published:
- Last modified:
Description
Directory traversal vulnerability in session.rb in Hiki 0.8.0 through 0.8.6 allows remote attackers to delete arbitrary files via directory traversal sequences in the session ID, which is matched against an insufficiently restrictive regular expression before it is used to construct a filename that is marked for deletion at logout.
Frequently asked questions
- What is CVE-2007-2836?
- Directory traversal vulnerability in session.rb in Hiki 0.8.0 through 0.8.6 allows remote attackers to delete arbitrary files via directory traversal sequences in the session ID, which is matched against an insufficiently restrictive regular expression before it is used to construct a filename that is marked for deletion at logout.
- How severe is CVE-2007-2836?
- CVE-2007-2836 has a CVSS 2.0 base score of 6.4, rated medium severity.
- Is CVE-2007-2836 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2007-2836?
- CVE-2007-2836 primarily affects Hiki. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2007-2836?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2007-2836 published?
- CVE-2007-2836 was published on 2007-07-02 and last updated on 2026-06-16.
References
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=430691
- http://hikiwiki.org/en/advisory20070624.html
- http://hikiwiki.org/hiki-0_8_6.patch
- http://jvn.jp/jp/JVN%2305187780/index.html
- http://osvdb.org/37469
- http://secunia.com/advisories/25764
- http://secunia.com/advisories/25874
- http://www.debian.org/security/2007/dsa-1324
- http://www.securityfocus.com/bid/24603
- http://www.vupen.com/english/advisories/2007/2304
- https://exchange.xforce.ibmcloud.com/vulnerabilities/35029
Affected products (7)
- cpe:2.3:a:hiki:hiki:0.8.0:*:*:*:*:*:*:*
- cpe:2.3:a:hiki:hiki:0.8.1:*:*:*:*:*:*:*
- cpe:2.3:a:hiki:hiki:0.8.2:*:*:*:*:*:*:*
- cpe:2.3:a:hiki:hiki:0.8.3:*:*:*:*:*:*:*
- cpe:2.3:a:hiki:hiki:0.8.4:*:*:*:*:*:*:*
- cpe:2.3:a:hiki:hiki:0.8.5:*:*:*:*:*:*:*
- cpe:2.3:a:hiki:hiki:0.8.6:*:*:*:*:*:*:*
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