Debian update for php7.0



Published: 2019-09-23
Risk Medium
Patch available YES
Number of vulnerabilities 8
CVE-ID CVE-2019-11034
CVE-2019-11035
CVE-2019-11036
CVE-2019-11039
CVE-2019-11040
CVE-2019-11041
CVE-2019-11042
CVE-2019-11038
CWE-ID CWE-125
CWE-190
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		php7.0 (Debian package)
Operating systems & Components / Operating system package or component

Vendor Debian

Security Bulletin

This security bulletin contains information about 8 vulnerabilities.

1) Out-of-bounds read

EUVDB-ID: #VU18379

Risk: Medium

CVSSv3.1: 4.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-11034

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the exif_process_IFD_TAG() function in PHP EXIF extension when processing certain files. An attacker can pass a specially crafted file to the application,  trigger out-of-bounds read error and read contents of memory on the system or perform a denial of service attack.

Mitigation

Update the affected package to version: 7.0.33-0+deb9u5.

Vulnerable software versions

php7.0 (Debian package): 7.0.33-0+deb9u1 - 7.0.33-0+deb9u4

External links

http://www.debian.org/security/2019/dsa-4529


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Out-of-bounds read

EUVDB-ID: #VU18380

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-11035

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the exif_iif_add_value() function in PHP EXIF extension when processing certain files. An attacker can pass a specially crafted file to the application,  trigger out-of-bounds read error and read contents of memory on the system or perform a denial of service attack.

Mitigation

Update the affected package to version: 7.0.33-0+deb9u5.

Vulnerable software versions

php7.0 (Debian package): 7.0.33-0+deb9u1 - 7.0.33-0+deb9u4

External links

http://www.debian.org/security/2019/dsa-4529


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Out-of-bounds read

EUVDB-ID: #VU18801

Risk: Low

CVSSv3.1: 4.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-11036

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in exif_process_IFD_TAG() function in PHP EXIF extension. A remote attacker can send a specially crafted file to the affected application, trigger out-of-bounds read error and read contents of memory on the system or crash the process.


Mitigation

Update the affected package to version: 7.0.33-0+deb9u5.

Vulnerable software versions

php7.0 (Debian package): 7.0.33-0+deb9u1 - 7.0.33-0+deb9u4

External links

http://www.debian.org/security/2019/dsa-4529


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Integer overflow

EUVDB-ID: #VU19277

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-11039

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to integer overflow in iconv_mime_decode_headers() function when processing MIME headers. A remote attacker can trigger integer overflow and gain access to sensitive information or trigger application crash.

Mitigation

Update the affected package to version: 7.0.33-0+deb9u5.

Vulnerable software versions

php7.0 (Debian package): 7.0.33-0+deb9u1 - 7.0.33-0+deb9u4

External links

http://www.debian.org/security/2019/dsa-4529


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

5) Out-of-bounds read

EUVDB-ID: #VU19278

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-11040

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in exif_read_data() function when parsing EXIF data. A remote attacker can create a specially crafted image, pass it to the affected application, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation

Update the affected package to version: 7.0.33-0+deb9u5.

Vulnerable software versions

php7.0 (Debian package): 7.0.33-0+deb9u1 - 7.0.33-0+deb9u4

External links

http://www.debian.org/security/2019/dsa-4529


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

6) Out-of-bounds read

EUVDB-ID: #VU21218

Risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-11041

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the exif_read_data() function. A remote attacker can create a specially crafted image file, pass it to the application, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation

Update the affected package to version: 7.0.33-0+deb9u5.

Vulnerable software versions

php7.0 (Debian package): 7.0.33-0+deb9u1 - 7.0.33-0+deb9u4

External links

http://www.debian.org/security/2019/dsa-4529


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

7) Out-of-bounds read

EUVDB-ID: #VU21217

Risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-11042

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the exif_read_data() function in PHP EXIF extention. A remote attacker can create a specially crafted image file, pass it to the application, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation

Update the affected package to version: 7.0.33-0+deb9u5.

Vulnerable software versions

php7.0 (Debian package): 7.0.33-0+deb9u1 - 7.0.33-0+deb9u4

External links

http://www.debian.org/security/2019/dsa-4529


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

8) Out-of-bounds read

EUVDB-ID: #VU21274

Risk: Medium

CVSSv3.1: 4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2019-11038

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in the gdImageCreateFromXbm() function in the GD Graphics Library (aka LibGD). A remote attacker can create a specially crafted image, pass it to the affected application, trigger out-of-bounds read error and read contents of memory on the system.



Mitigation

Update the affected package to version: 7.0.33-0+deb9u5.

Vulnerable software versions

php7.0 (Debian package): 7.0.33-0+deb9u1 - 7.0.33-0+deb9u4

External links

http://www.debian.org/security/2019/dsa-4529


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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