NVD Vulnerability Detail

CVE-2020-12395

Summary	Mozilla developers and community members reported memory safety bugs present in Firefox 75 and Firefox ESR 68.7. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 68.8, Firefox < 76, and Thunderbird < 68.8.0.
Publication Date	May 27, 2020, 2:15 a.m.
Registration Date	Jan. 26, 2021, 11:51 a.m.
Last Update	Nov. 21, 2024, 1:59 p.m.

Affected software configurations

Configuration2	or higher	or less	more than	less than
cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
cpe:2.3:o:canonical:ubuntu_linux:19.10:::::::*
cpe:2.3:o:canonical:ubuntu_linux:20.04::::lts:::
cpe:2.3:o:canonical:ubuntu_linux:16.04::::esm:::

Related information, measures and tools

No	URL	タグ
1	https://bugzilla.mozilla.org/buglist.cgi?bug_id=1595886%2C1611482%2C1614704%2C1624098%2C1625749%2C1626382%2C1628076%2C1631508	Broken Link Issue Tracking
2	https://security.gentoo.org/glsa/202005-03	Third Party Advisory
3	https://security.gentoo.org/glsa/202005-04	Third Party Advisory
4	https://usn.ubuntu.com/4373-1/	Third Party Advisory
5	https://www.mozilla.org/security/advisories/mfsa2020-16/	Vendor Advisory
6	https://www.mozilla.org/security/advisories/mfsa2020-17/	Vendor Advisory
7	https://www.mozilla.org/security/advisories/mfsa2020-18/	Vendor Advisory
8	https://bugzilla.mozilla.org/buglist.cgi?bug_id=1595886%2C1611482%2C1614704%2C1624098%2C1625749%2C1626382%2C1628076%2C1631508	Broken Link Issue Tracking
9	https://www.mozilla.org/security/advisories/mfsa2020-18/	Vendor Advisory
10	https://www.mozilla.org/security/advisories/mfsa2020-17/	Vendor Advisory
11	https://www.mozilla.org/security/advisories/mfsa2020-16/	Vendor Advisory
12	https://usn.ubuntu.com/4373-1/	Third Party Advisory
13	https://security.gentoo.org/glsa/202005-04	Third Party Advisory
14	https://security.gentoo.org/glsa/202005-03	Third Party Advisory

Common Vulnerabilities List

No	CWE	Name	URL
1	CWE-787	境界外書き込み	https://cwe.mitre.org/data/definitions/787.html

JVN Vulnerability Information

Firefox および Thunderbird におけるバッファエラーの脆弱性

Title	Firefox および Thunderbird におけるバッファエラーの脆弱性
Summary	Firefox および Thunderbird には、バッファエラーの脆弱性が存在します。
Possible impacts	情報を取得される、情報を改ざんされる、およびサービス運用妨害 (DoS) 状態にされる可能性があります。
Solution	ベンダより正式な対策が公開されています。ベンダ情報を参照して適切な対策を実施してください。
Publication Date	May 5, 2020, midnight
Registration Date	June 23, 2020, 4:11 p.m.
Last Update	June 23, 2020, 4:11 p.m.

Affected System

Mozilla Foundation

Mozilla Firefox 76 未満

Mozilla Firefox ESR 68.8 未満

Mozilla Thunderbird 68.8.0 未満

CVE (情報セキュリティ共通脆弱性識別子)

No	Name	URL
Common Vulnerabilities and Exposures (CVE)
1	CVE-2020-12395	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12395
National Vulnerability Database (NVD)
2	CVE-2020-12395	https://nvd.nist.gov/vuln/detail/CVE-2020-12395

CWE (共通脆弱性タイプ一覧)

No	Name	URL
JVNDB
1	CWE-119	https://jvndb.jvn.jp/ja/cwe/CWE-119.html

ベンダー情報

No	Name	URL
Mozilla Foundation Security Advisory
1	MFSA2020-16	https://www.mozilla.org/security/advisories/mfsa2020-16/
2	MFSA2020-17	https://www.mozilla.org/security/advisories/mfsa2020-17/
3	MFSA2020-18	https://www.mozilla.org/security/advisories/mfsa2020-18/

Change Log

No	Changed Details	Date of change
1	[2020年06月23日] 掲載	June 23, 2020, 4:11 p.m.