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CVE-2017-7777

Quick assessment

Affected
Mozilla Firefox
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.

Mozilla Firefox是美国Mozilla基金会的一款开源Web浏览器。 Mozilla Firefox 54之前的版本中的Graphite2库的‘graphite2::GlyphCache::Loader::read_glyph’函数存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。

AI Predicted 7.8 Difficulty: Easy EPSS 1.20% · P66
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I. Basic Information for CVE-2017-7777

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Use of uninitialized memory in Graphite2 library in Firefox before 54 in graphite2::GlyphCache::Loader::read_glyph function.
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
Mozilla Firefox 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mozilla Firefox是美国Mozilla基金会的一款开源Web浏览器。 Mozilla Firefox 54之前的版本中的Graphite2库的‘graphite2::GlyphCache::Loader::read_glyph’函数存在缓冲区错误漏洞。该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
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
Mozilla Firefox All versions prior to Firefox 54 -

II. Public POCs for CVE-2017-7777

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III. Intelligence Information for CVE-2017-7777

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Vendor Advisories for CVE-2017-7777 (1)

Same Patch Batch · Mozilla · 2019-04-12 · 6 CVEs total

CVE-2017-7772 Mozilla Firefox和Firefox ESR Graphite 2 缓冲区错误漏洞
CVE-2017-7771 Mozilla Firefox和Mozilla Firefox ESR 缓冲区错误漏洞
CVE-2017-7773 Mozilla Firefox和Firefox ESR Graphite 2 缓冲区错误漏洞
CVE-2017-7774 Mozilla Firefox和Mozilla Firefox ESR 缓冲区错误漏洞
CVE-2017-7776 Mozilla Firefox和Mozilla Firefox ESR 缓冲区错误漏洞

IV. Related Vulnerabilities

Same product: Firefox
Same vendor: Mozilla

V. Comments for CVE-2017-7777

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