01 Record
CVE-2011-1005
The safe-level feature in Ruby 1.8.6 through 1.8.6-420, 1.8.7 through 1.8.7-330, and 1.8.8dev allows context-dependent attackers to modify strings via the Exception#to_s method, as demonstrated by
UnratedPUBLISHEDCNA: redhat
CNA base scoreUnratedNo CNA CVSS vector
02 Description
The safe-level feature in Ruby 1.8.6 through 1.8.6-420, 1.8.7 through 1.8.7-330, and 1.8.8dev allows context-dependent attackers to modify strings via the Exception#to_s method, as demonstrated by
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.77% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 86.0% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2011-03-02 19:00Z15 YR AGO
- Last updated
- 2024-08-06 22:14Z2 YR AGO
- Reserved
- 2011-02-14
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 9912701486b72171c98049e14270763377809bb1aab2959f70ba280da9df8532
05 Affected products
06 References
- www.redhat.comRHSA-2011:0910http://www.redhat.com/support/errata/RHSA-2011-0910.html
- www.openwall.com[oss-security] 20110221 Re: CVE request: ruby: FileUtils is vulnerable to symlink race attacks + Exception methods can bypass $SAFEhttp://www.openwall.com/lists/oss-security/2011/02/21/5
- www.mandriva.comMDVSA-2011:098http://www.mandriva.com/security/advisories?name=MDVSA-2011:098
- www.vupen.comADV-2011-0539http://www.vupen.com/english/advisories/2011/0539
- www.redhat.comRHSA-2011:0909http://www.redhat.com/support/errata/RHSA-2011-0909.html
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=678920
- secunia.com43573http://secunia.com/advisories/43573
- www.openwall.com[oss-security] 20110221 CVE request: ruby: FileUtils is vulnerable to symlink race attacks + Exception methods can bypass $SAFEhttp://www.openwall.com/lists/oss-security/2011/02/21/2
- www.redhat.comRHSA-2011:0908http://www.redhat.com/support/errata/RHSA-2011-0908.html
- osvdb.org70957http://osvdb.org/70957
- lists.fedoraproject.orgFEDORA-2011-1876http://lists.fedoraproject.org/pipermail/package-announce/2011-March/054422.html
- lists.fedoraproject.orgFEDORA-2011-1913http://lists.fedoraproject.org/pipermail/package-announce/2011-March/054436.html
- www.securityfocus.com46458http://www.securityfocus.com/bid/46458
- support.apple.comhttp://support.apple.com/kb/HT5281
- www.mandriva.comMDVSA-2011:097http://www.mandriva.com/security/advisories?name=MDVSA-2011:097
- lists.apple.comAPPLE-SA-2012-05-09-1http://lists.apple.com/archives/security-announce/2012/May/msg00001.html
- secunia.com43420http://secunia.com/advisories/43420
- www.ruby-lang.orghttp://www.ruby-lang.org/en/news/2011/02/18/exception-methods-can-bypass-safe/