CVE-2011-1951
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I. Basic Information for CVE-2011-1951
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
lib/logmatcher.c in Balabit syslog-ng before 3.2.4, when the global flag is set and when using PCRE 8.12 and possibly other versions, allows remote attackers to cause a denial of service (memory consumption) via a message that does not match a regular expression.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Balabit syslog-ng lib/logmatcher.c拒绝服务漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
BalaBit IT Security syslog-ng是一款系统日志记录工具, 可用于替代标准的Unix系统日志记录程序syslogd。 当全部标记已设置并使用PCRE 8.12及其他版本时，Balabit syslog-ng 3.2.4之前版本的lib/logmatcher.c中存在拒绝服务漏洞。远程攻击者可借助未与规则表达式匹配的消息导致拒绝服务（内存消耗）。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | n/a | n/a | - |
II. Public POCs for CVE-2011-1951
| # | POC Description | Source Link | Shenlong Link |
|---|
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- http://lists.fedoraproject.org/pipermail/package-announce/2011-June/062107.htmlvendor-advisoryx_refsource_FEDORA
- https://nvd.nist.gov/vuln/detail/CVE-2011-1951
Same Patch Batch · n/a · 2011-07-11 · 8 CVEs total
| CVE-2011-0549 | Symantec Web Gateway管理GUI forget.php SQL注入漏洞 | |
| CVE-2011-1338 | XnView不安全可执行文件加载漏洞 | |
| CVE-2011-1526 | MIT Kerberos krb5-appl FTP守护进程EGID权限提升漏洞 | |
| CVE-2011-1867 | HP Intelligent Management Center报文处理缓冲区溢出漏洞 | |
| CVE-2011-2064 | Cisco Content Services Gateway IOS畸形ICMP消息拒绝服务漏洞 | |
| CVE-2011-2398 | HP HP-UX动态载入程序本地权限提升漏洞 | |
| CVE-2011-2516 | Shibboleth Apache XML Security签名密钥解析拒绝服务漏洞 |
IV. Related Vulnerabilities
Same vendor: n/a
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Open5GS SMF ogs_nas_parse_qos_rules denial of service - CVE-2026-8269
Open5GS SMF smf_nsmf_handle_create_sm_context denial of serv - CVE-2026-8268
Open5GS SMF OpenAPI_list_create denial of service
V. Comments for CVE-2011-1951
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