CVE-2003-0971
Quick assessment
Affected
n/a n/a
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
GNU Privacy Guard (GnuPG)是一款开放源代码的加密程序。 GnuPG在处理ElGamal签名密钥实现时存在漏洞，远程攻击者可以利用这个问题获得目标用户私钥信息。 GnuPG允许建立ELGamal密钥用于加密和签名。2000年1月的1.0.2版本，GnuPG对建立ELGamal密钥进行的有效修改，可以更高效的进行加密(选择小的X密码指数(secret exponent)和使用小的K用于加密)，不过对这个更改导致签名密钥时产生问题：用于加密的小的K也用于签名，如果攻击者获取一个用此密钥生
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I. Basic Information for CVE-2003-0971
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
GnuPG (GPG) 1.0.2, and other versions up to 1.2.3, creates ElGamal type 20 (sign+encrypt) keys using the same key component for encryption as for signing, which allows attackers to determine the private key from a signature.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
GnuPG ElGamal签名密钥私钥信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GNU Privacy Guard (GnuPG)是一款开放源代码的加密程序。 GnuPG在处理ElGamal签名密钥实现时存在漏洞，远程攻击者可以利用这个问题获得目标用户私钥信息。 GnuPG允许建立ELGamal密钥用于加密和签名。2000年1月的1.0.2版本，GnuPG对建立ELGamal密钥进行的有效修改，可以更高效的进行加密(选择小的X密码指数(secret exponent)和使用小的K用于加密)，不过对这个更改导致签名密钥时产生问题：用于加密的小的K也用于签名，如果攻击者获取一个用此密钥生
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 | - |
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II. Public POCs for CVE-2003-0971
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2003-0971 (9)
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http://www.mandriva.com/security/advisories?name=MDKSA-2003:109 vendor-advisory x_refsource_MANDRAKE
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https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10982 vdb-entry signature x_refsource_OVAL
Mailing List Discussions for CVE-2003-0971 (3)
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http://lists.gnupg.org/pipermail/gnupg-announce/2003q4/000277.html x_refsource_CONFIRM
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http://lists.gnupg.org/pipermail/gnupg-announce/2003q4/000276.html x_refsource_CONFIRM
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Other References for CVE-2003-0971 (4)
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http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000798 vendor-advisory x_refsource_CONECTIVA
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ftp://patches.sgi.com/support/free/security/advisories/20040202-01-U.asc vendor-advisory x_refsource_SGI
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Same Patch Batch · n/a · 2003-12-02 · 10 CVEs total
| CVE-2003-0914 | ISC BIND否定应答缓冲污染远程拒绝服务攻击漏洞 | |
| CVE-2003-0960 | OpenCA多个签名验证漏洞 | |
| CVE-2003-0961 | Linux kernel do_brk()参数边界检查不充分漏洞 | |
| CVE-2003-0967 | FreeRADIUS Tag头字段堆破坏漏洞 | |
| CVE-2003-0968 | FreeRADIUS缓冲区溢出漏洞 | |
| CVE-2003-0970 | Sun Fire系统恶意ARP包远程拒绝服务攻击漏洞 | |
| CVE-2003-0972 | GNU Screen转义序列缓冲区溢出漏洞 | |
| CVE-2003-0973 | Apache mod_python模块畸形查询远程拒绝服务攻击漏洞 | |
| CVE-2003-0974 | Applied Watch Command Center验证绕过漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2003-0971
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