Security Advisory 2018-015

History:

• 15/05/2018 --- v1.0: Initial publication

Summary

Adobe has released Adobe Security Bulletins APSB18-09 and APSB18-17 [3] providing security updates [1, 2] for Adobe Acrobat, Reader and Adobe Photoshop CC for Windows and MacOS. These updates address critical and important vulnerabilities, which successful exploitation could lead to arbitrary code execution in the context of the current user.

Technical Details

Critical vulnerabilities addressed:

• Double free -- Arbitrary Code Execution, CVE-2018-4990
• Heap overflow -- Arbitrary Code execution, CVE-2018-4947, CVE-2018-4948, CVE-2018-4966, CVE-2018-4968, CVE-2018-4978, CVE-2018-4982, CVE-2018-4984
• Use-after-free -- Arbitrary Code Execution, CVE-2018-4946, CVE-2018-4952, CVE-2018-4954, CVE-2018-4958, CVE-2018-4959, CVE-2018-4961, CVE-2018-4971, CVE-2018-4974, CVE-2018-4977, CVE-2018-4980, CVE-2018-4983, CVE-2018-4988, CVE-2018-4989
• Out-of-bounds write -- Arbitrary Code Execution, CVE-2018-4950
• Type confusion -- Arbitrary Code Execution, CVE-2018-4953
• Untrusted pointer dereference -- Arbitrary Code Execution, CVE-2018-4987
• Out-of-bounds write -- Remote Code Execution, CVE-2018-4946 (Adobe Photoshop CC)

Important vulnerabilities addressed:

• Security Bypass -- Information Disclosure, CVE-2018-4979
• Out-of-bounds read, -- Information Disclosure, CVE-2018-4949, CVE-2018-4951, CVE-2018-4955, CVE-2018-4956, CVE-2018-4957, CVE-2018-4960, CVE-2018-4962, CVE-2018-4963, CVE-2018-4964, CVE-2018-4967, CVE-2018-4969, CVE-2018-4970, CVE-2018-4972, CVE-2018-4973, CVE-2018-4975, CVE-2018-4976, CVE-2018-4981, CVE-2018-4986, CVE-2018-4985
• Memory Corruption -- Information Disclosure, CVE-2018-4965
• NTLM SSO hash theft -- Information Disclosure, CVE-2018-4993
• HTTP POST new line injection via XFA submission -- Security Bypass, CVE-2018-4994

Products Affected

• Acrobat DC -- 2018.011.20038 and earlier versions (Windows and macOS)
• Acrobat Reader DC -- 2018.011.20038 and earlier versions (Windows and macOS)
• Acrobat 2017 -- 2017.011.30079 and earlier versions (Windows and macOS)
• Acrobat Reader 2017 DC -- 2017.011.30079 and earlier versions (Windows and macOS)
• Acrobat DC (Classic 2015) -- 2015.006.30417 and earlier versions (Windows and macOS)
• Acrobat Reader DC (Classic 2015) -- 2015.006.30417 and earlier versions (Windows and macOS)
• Photoshop CC 2018 -- 19.1.3 and earlier (Windows and macOS)
• Photoshop CC 2017 -- 18.1.3 and earlier (macOS)
• Photoshop CC 2017 -- 18.1.2 and earlier (Windows)

Recommendations

Adobe recommends users to update their software installations to the latest versions by following the instructions in [1, 2].

References

[1] https://helpx.adobe.com/security/products/acrobat/apsb18-09.html

[2] https://helpx.adobe.com/security/products/photoshop/apsb18-17.html

[3] https://helpx.adobe.com/security.html