01 Record
CVE-2010-4645
strtod.c, as used in the zend_strtod function in PHP 5.2 before 5.2.17 and 5.3 before 5.3.5, and other products, allows context-dependent attackers to cause a denial of service (infinite loop) via a
UnratedPUBLISHEDCNA: redhat
CNA base scoreUnratedNo CNA CVSS vector
02 Description
strtod.c, as used in the zend_strtod function in PHP 5.2 before 5.2.17 and 5.3 before 5.3.5, and other products, allows context-dependent attackers to cause a denial of service (infinite loop) via a
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
- 15.10% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 96.4% 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
- Moderate. 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
- 2011-01-11 01:00Z15 YR AGO
- Last updated
- 2025-02-13 16:27Z1 YR AGO
- Reserved
- 2011-01-03
- 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
- 1af7f91cea3ea3c57e5d6410fe098da1ab060ed533d233cd73637c17dc03d99d
05 Affected products
06 References
- www.vupen.comADV-2011-0077http://www.vupen.com/english/advisories/2011/0077
- www.securityfocus.com45668http://www.securityfocus.com/bid/45668
- marc.infoHPSBMU02752http://marc.info/?l=bugtraq&m=133226187115472&w=2
- secunia.com42812http://secunia.com/advisories/42812
- marc.infoHPSBOV02763http://marc.info/?l=bugtraq&m=133469208622507&w=2
- www.redhat.comRHSA-2011:0196http://www.redhat.com/support/errata/RHSA-2011-0196.html
- lists.fedoraproject.orgFEDORA-2011-0321http://lists.fedoraproject.org/pipermail/package-announce/2011-January/053355.html
- www.openwall.com[oss-security] 20110105 Re: possible flaw in widely used strtod.c implementationhttp://www.openwall.com/lists/oss-security/2011/01/05/8
- www.redhat.comRHSA-2011:0195http://www.redhat.com/support/errata/RHSA-2011-0195.html
- bugs.php.nethttp://bugs.php.net/53632
- hal.archives-ouvertes.frhttp://hal.archives-ouvertes.fr/docs/00/28/14/29/PDF/floating-point-article.pdf
- www.exploringbinary.comhttp://www.exploringbinary.com/php-hangs-on-numeric-value-2-2250738585072011e-308/
- www.vupen.comADV-2011-0198http://www.vupen.com/english/advisories/2011/0198
- slackware.comSSA:2011-010-01http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.484686
- www.vupen.comADV-2011-0066http://www.vupen.com/english/advisories/2011/0066
- www.ubuntu.comUSN-1042-1http://www.ubuntu.com/usn/USN-1042-1
- lists.apple.comAPPLE-SA-2011-10-12-3http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html
- lists.fedoraproject.orgFEDORA-2011-0329http://lists.fedoraproject.org/pipermail/package-announce/2011-January/053333.html
- secunia.com42843http://secunia.com/advisories/42843
- www.vupen.comADV-2011-0060http://www.vupen.com/english/advisories/2011/0060
- support.apple.comhttp://support.apple.com/kb/HT5002
- exchange.xforce.ibmcloud.comphp-zendstrtod-dos(64470)https://exchange.xforce.ibmcloud.com/vulnerabilities/64470
- secunia.com43189http://secunia.com/advisories/43189
- secunia.com43051http://secunia.com/advisories/43051
- www.openwall.com[oss-security] 20110105 possible flaw in widely used strtod.c implementationhttp://www.openwall.com/lists/oss-security/2011/01/05/2
- svn.php.nethttp://svn.php.net/viewvc/php/php-src/branches/PHP_5_2/Zend/zend_strtod.c?r1=266327&r2=307095&pathrev=307095
- www.openwall.com[oss-security] 20110106 Re: possible flaw in widely used strtod.c implementationhttp://www.openwall.com/lists/oss-security/2011/01/06/5
- www.openwall.comhttp://www.openwall.com/lists/oss-security/2023/05/14/3